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Finding the Third Proportional to 750,019 and 1,617,316

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Solution

The third proportional to 750,019 and 1,617,316 is: 3,487,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,019 : 1,617,316 = 1,617,316 : x
  2. Step 2: Convert to fraction form
    750,019/1,617,316 = 1,617,316/x
  3. Step 3: Cross multiply
    750,019x = 1,617,316 × 1,617,316
  4. Step 4: Simplify right side
    750,019x = 2,615,711,043,856
  5. Step 5: Solve for x
    x = 2,615,711,043,856/750,019
  6. Step 6: Final answer
    x = 3,487,526.37

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.